3,3'-Diiodo-2,2'-bithiophene CAS 90348-22-4
| CAS No. | 90348-22-4 |
| Molecular Formula | C8H4I2S2 |
| Molecular Weight | 418.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3,3'-Diiodo-2,2'-bithiophene is closely related to sulfur-containing functionality, iodine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 3,3'-Diiodo-2,2'-bithiophene (CAS 90348-22-4), a certified reference material (molecular formula C8H4I2S2, MW 418.06 g/mol) for analytical method development and quality control.
Structurally, 3,3'-Diiodo-2,2'-bithiophene (C8H4I2S2) contains sulfur-containing functionality, iodine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 418.06 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3,3'-Diiodo-2,2'-bithiophene under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H4I2S2 |
| Molecular Weight | 418.06 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | I-containing |
| Sulfur Atoms | 2 |
Related Diiodo Standards
- 5,5'-Diiodo-2,2'-bithiophene (CAS 3339-80-8)
- 2,7-Diiodo-9H-fluorene (CAS 16218-28-3)
- 3,5-Diiodo-4-hydroxyphenylpropionic Acid (CAS 13811-11-5)
- 3,5-Diiodo-4-methoxybenzhydrazide (CAS 23964-37-6)
- Methyl 3,5-diiodo-4-methoxybenzoate (CAS 4253-10-5)
- 3,6-Diiodo-9H-Carbazole (CAS 57103-02-3)
- 3,5-Diiodo-4-hydroxymandelic Acid (CAS 2932-76-5)
- 3,7-Diiodo-6-methoxy-4-methyl-1H-indazole (CAS 1352397-42-2)
Recommended Standards
- 2-Fluoro-4-iodo-6-(pyrrolidin-1-yl)-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1309980-57-1)
- Perfluorooctanoic acid-13C4 (CAS 960315-48-4)
- 1,3-Difluoro-2-(3-fluoro-2-iodophenoxy)-5-(trifluoromethyl)benzene (CAS 2244087-68-9)
- Hydrocortisone Impurity 36 (CAS 116846-74-3)
- Griseofulvin (CAS 126-07-8)
- 6-(3,4-Dichlorophenyl)pyrimidine-4-carboxylic acid (CAS 1207723-55-4)
- Mistletoe neoglucoside III (CAS 118985-27-6)
- Methyl 4-amino-6-bromonicotinate (CAS 1256794-50-9)
- (R)-Norfenfluramine Hydrochloride (CAS 41538-52-7)
- (E)-4-(2-fluorophenyl)but-3-enoic acid (CAS 127406-53-5)
- 2-Hydrazinyl-6,7-dimethoxy-3-methylquinazolin-4(3H)-one (CAS 945367-99-7)
- Methyl 4-iodo-2-mercaptobenzoate (CAS 943994-51-2)
- Poly[oxy(methyl-1,2-ethanediyl)], .alpha.-octyl-.omega.-hydroxy- (CAS 29117-02-0)
- Tau Peptide (306-317) trifluoroacetate salt (CAS 1003007-59-7)
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